/**
 * Licensed to the Apache Software Foundation (ASF) under one or more contributor license
 * agreements. See the NOTICE file distributed with this work for additional information regarding
 * copyright ownership. The ASF licenses this file to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance with the License. You may obtain a
 * copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */
package org.apache.iotdb.db.metrics.sink;

import java.util.concurrent.TimeUnit;
import org.apache.iotdb.db.metrics.server.JettyUtil;
import org.eclipse.jetty.servlet.ServletContextHandler;
import com.codahale.metrics.MetricRegistry;
import com.codahale.metrics.json.MetricsModule;
import com.fasterxml.jackson.databind.ObjectMapper;

public class MetricsServletSink implements Sink {

  public MetricRegistry registry;

  public MetricsServletSink(MetricRegistry registry) {
    this.registry = registry;
  }

  public ServletContextHandler getHandler() {
    ObjectMapper mapper = new ObjectMapper()
        .registerModule(new MetricsModule(TimeUnit.SECONDS, TimeUnit.MILLISECONDS, false));
    return JettyUtil.createMetricsServletHandler(mapper, registry);
  }

  @Override
  public void start() {}

  @Override
  public void stop() {}

  @Override
  public void report() {}
}
